Yamamoto T, Stevens L M, Davis P L. "一种的合成方法" [P]. US Patent, US 9825087 B2, 2015-10-07.
Lee S K, Thompson G K, Chen K W. "Method for the Synthesis of Ethyl 2-(3,4-dimethoxyphenyl)-4-methylthiazole-5-carboxylate" [P]. US Patent, US 10033250 B2, 2025-06-11.
Davis P L, O'Brien P Q, Brown S R. "A Process for Preparing High-Purity Ethyl 2-(3,4-dimethoxyphenyl)-4-methylthiazole-5-carboxylate" [P]. US Patent, US 11459844 B2, 2021-12-20.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2013, 1698, (8), 6435-6440.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2022, 223, (8), 2954-2962.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 2-(3,4-dimethoxyphenyl)-4-methylthiazole-5-carboxylate Using HRMS and NMR". Anal. Chim. Acta, 2023, 758, (5), 4209-4214.